20134+0201 BAL1549

 
 
20h 13m 23.79s +02 01' 49.2" P.A. 228 sep 17.1 mag 11.72,11.97
 
 
Coord 2000
20134+0201
Discov num
BAL1549
Comp
Coord arcsec 2000
20 13 23.79 +02 01 49.2
Date first
1909
Date last
2017
Obs
13
Pa first
235
Pa last
228
P.A. Now (θ)
228°
Sep first
18.4
Sep last
17.1
Sep. Now (ρ)
17.1"
Mag pri
11.72
Mag sec
11.97
delta mag (ΔM)
0.25
Spectral class
Pri motion ra
+004
Sec motion ra
+023
Pri motion dec
-011
Sec motion dec
-011
Notes
rPM=0.745
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
228.3
Precise sep
17.079
Constellation
Aquila
Tycho2
0499-02367-1
Gaia DR2
00387738752
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20134+0201 BAL1549 2000 4 229 17.3 11.72 11.97 D 201323.79+020149.2
20134+0201 BAL1549 2002 6 229 17.3 11.72 11.97 D 201323.79+020149.2
20134+0201 BAL1549 2010 7 228 17.1 11.72 11.97 201323.79+020149.2
20134+0201 BAL1549 2016 8 228 17.2 11.72 11.97 201323.79+020149.2
20134+0201 BAL1549 2017 9 228 17.1 11.72 11.97 201323.79+020149.2

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